<div class="span9">
    <?php echo form_open('mahasiswa/emailNew', 'class="bs-docs-example"') ?>
    <legend>Email</legend>
    <label>Email lama</label>
    <span class="help-block"><?php echo $email?></span>
    <label>Email baru</label>
    <input type="text" placeholder="Masukkan email baru." name="email">
    <div class="controls">
        <button type="submit" class="btn btn-info">Update</button>
    </div>
    <?php echo form_close() ?>
</div>